Finding the Fourth Proportional to 798,503.62, 1,101,868.81 and 454,247.94
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Solution
The fourth proportional to 798,503.62, 1,101,868.81 and 454,247.94 is: 626,824.51
Step by Step Solution
- Step 1: Write the proportion equation
798,503.62 : 1,101,868.81 = 454,247.94 : x - Step 2: Convert to fraction form
798,503.62/1,101,868.81 = 454,247.94/x - Step 3: Cross multiply
798,503.62x = 1,101,868.81 × 454,247.94 - Step 4: Simplify right side
798,503.62x = 500,521,637,092.75 - Step 5: Solve for x
x = 500,521,637,092.75/798,503.62 - Step 6: Final answer
x = 626,824.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.